steev@equilibrium ~ $ ck-list-sessions 
Session1:
        uid = '1000'
        realname = ''
        seat = 'Seat1'
        session-type = 'xinit'
        active = TRUE
        x11-display = ':0'
        x11-display-device = '/dev/tty7'
        display-device = '/dev/tty1'
        remote-host-name = ''
        is-local = TRUE
        on-since = '2007-04-12T15:19:13Z'